In this April 21, 2010 aerial file photo taken in the Gulf of Mexico more than 50 miles southeast of Venice, La., the Deepwater Horizon oil rig is seen burning. A U.S. judge on Tuesday, Jan. 29, 2013, approved an agreement for British oil giant BP PLC to plead guilty to manslaughter and other charges and pay a record $4 billion in criminal penalties for the company's role in the 2010 oil disaster in the Gulf of Mexico. (AP Photo/Gerald Herbert, File)
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